000 00391 a2200145 4500
080 _a378
_bO 28 S
245 1 _aSmithsonian Institution
_cby P.H. Oehser
250 _a2nd edn.
260 _aNew Delhi
_bOxford & IBH Publishing Co. Private Limited
_c1987
650 _aHigher Education
650 _aSmithsonian Institution
100 1 _aOehser, P.H.
_d
300 _a224 p.
901 _a161300
999 _c64861
_d64861